<script>
export default {
    name: "TodoMain",
    data(){
        return {
            activeId:""
        }
    },
    updated() {
        localStorage.setItem("taskList",JSON.stringify(this.$store.state.taskList))
    }
}
</script>

<template>
    <ul class="todo-main">
        <li @mouseenter="activeId=item.id" @mouseleave="activeId=''" v-for="item in $store.state.taskList" :key="item.id">
            <label>
                <input @change="$store.commit('UP_IS_CHECKED_BY_ID',item.id)" :checked="item.isChecked" type="checkbox"/>
                <span>{{item.title}}</span>
            </label>
            <button @click="$store.commit('DEL_TASK_BY_ID',item.id)" v-show="activeId===item.id" class="btn btn-danger" >删除</button>
        </li>
    </ul>
</template>

<style scoped>
/*main*/
.todo-main {
    margin-left: 0px;
    border: 1px solid #ddd;
    border-radius: 2px;
    padding: 0px;
}

.todo-empty {
    height: 40px;
    line-height: 40px;
    border: 1px solid #ddd;
    border-radius: 2px;
    padding-left: 5px;
    margin-top: 10px;
}
/*item*/
li {
    list-style: none;
    height: 36px;
    line-height: 36px;
    padding: 0 5px;
    border-bottom: 1px solid #ddd;
}

li label {
    float: left;
    cursor: pointer;
}

li label li input {
    vertical-align: middle;
    margin-right: 6px;
    position: relative;
    top: -1px;
}

li button {
    float: right;
    //display: none;
    margin-top: 3px;
}

li:before {
    content: initial;
}

li:last-child {
    border-bottom: none;
}
</style>